<template>
    <div class="cmt-container">
        <h3>发表评论</h3>
        <hr>
        <textarea placeholder="请输入要BB的内容(最多吐槽120字)"
        maxlength="120"></textarea>

        <mt-button type="primary" size="large">发表评论</mt-button>

        <div class="cmt-list">
            <div class="cmt-item" v-for="(item,i) in comments" :key="item.add_time">
                <div class="cmt-title">
                    第{{ i+1 }}楼&nbsp;&nbsp;用户：{{ item.user_name }}&nbsp;&nbsp;发表时间：{{ item.add_time | dataFormat }}
                </div>
                <div class="cmt-body">
                    {{ item.content === 'undefined' ? "此用户很懒，啥都没说":item.content }}
                </div>
            </div>
        </div>

        <mt-button type="danger" size="large" plain @click="getMore">加载更多</mt-button>    
    </div>
</template>

<script>
import { Toast } from 'mint-ui'
export default {
    data(){
        return {
            pageIndex: 1 ,//默认展示第一页数据
            comments:[]
        }
    },
    created(){
        this.getComments()
    },
    methods:{
        getComments(){
            this.$http.get('api/getcomments/'+ this.id + '?pageindex=' + this.pageIndex).then( result =>{
                if (result.body.status === 0){
                    this.comments = this.comments.concat(result.body.message)
                }else {
                    Toast('获取评论数据失败！')
                }
            })
        },
        getMore(){
            this.pageIndex++;
            this.getComments();
        }
    },
    props:["id"]
    
}
</script>


<style lang="scss" scoped>
.cmt-container{
    h3{
        font-size: 18px;
    }
    textarea{
        font-size: 14px;
        height: 85px;
        margin: 0;
    }

    .cmt-list{
        margin: 5px 0;
        .cmt-item{
            font-size: 13px;
            .cmt-title{
                line-height: 30px;
                background-color: #ccc;
            }
            .cmt-body{
                line-height: 35px;
                text-indent: 2em;
            }
        }
    }
}
</style>
